Thermodynamics — Physics STD 11 Science — Question

When the pressure on a sphere is increased by 80 atmospheres, then its volumes decreases by 0.01%. Find the bulk modulus of elasticity of the material of sphere.

The area between the force-time graph and the time axis is equal to.............

Can a charged particle be accelerated by a magnetic field? Can its speed be increased?

On what factors, the efficiency of a Carnot engine depends?

What will be the effect on the period of oscillation if a soft spring of the same length is used in place of a hard spring?

Explain why :
a body with large reflectivity is a poor emitter.

Is it possible to liquefy a gas at any condition?

At the same temperature and pressure, the densities of two diatomic gases are d, and d. What is the ratio of the speeds of sound in these gases?

On what does the pressure of a liquid depend?

If radius of a stretched wire is reduced to half, how is the wave speed affected?